/* keyboot brand overlay for the mdBook docs — black-on-yellow accents matching
 * the GRUB unlock menu (black/yellow) and the packages.osterman.co landing page.
 * Layered via [output.html] additional-css; the base is the dark `coal` theme. */

:root {
    --kb-yellow: #ffd400;
}

/* Links + interactive accents -> keyboot yellow (dark themes). */
.coal, .navy, .ayu {
    --links: var(--kb-yellow);
    --sidebar-active: var(--kb-yellow);
    --searchbar-border-color: var(--kb-yellow);
    --searchresults-li-hover-bg: #2a2a18;
    --search-mark-bg: #6b5d00;
}

/* Site title in the sidebar: monospace + yellow, like the brand wordmark. */
.menu-title {
    color: var(--kb-yellow);
    font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
    letter-spacing: 0.06em;
    font-weight: 600;
}

/* Headings get a subtle yellow on dark themes so pages read as "keyboot". */
.coal .content h1,
.navy .content h1,
.ayu .content h1,
.coal .content h2,
.navy .content h2,
.ayu .content h2 {
    color: var(--kb-yellow);
}

/* Active/hover nav items in keyboot yellow. */
.chapter li.chapter-item a:hover,
.chapter li.chapter-item a.active {
    color: var(--kb-yellow);
}